51359427

素因数分解:

$3^4\times 7^1\times {\mathrm{239}}^1\times {\mathrm{379}}^1$

素因数の和:637

約数の個数: 40

約数和(自身を含む): 88281600

約数和(自身を除く): 36922173

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 239, 379, 567, 717, 1137, 1673, 2151, 2653, 3411, 5019, 6453, 7959, 10233, 15057, 19359, 23877, 30699, 45171, 71631, 90581, 135513, 214893, 271743, 634067, 815229, 1902201, 2445687, 5706603, 7337061, 17119809, 51359427]

約数ペア:

[(1, 51359427), (3, 17119809), (7, 7337061), (9, 5706603), (21, 2445687), (27, 1902201), (63, 815229), (81, 634067), (189, 271743), (239, 214893), (379, 135513), (567, 90581), (717, 71631), (1137, 45171), (1673, 30699), (2151, 23877), (2653, 19359), (3411, 15057), (5019, 10233), (6453, 7959)]